/*!
 * @he-tree/dnd-utils v0.1.0-alpha.4
 * Author: phphe <phphe@outlook.com> (https://github.com/phphe)
 * Homepage: null
 * Released under the MIT License.
 */

/*!
 * @he-tree/tree-utils v0.1.0-alpha.5
 * Author: phphe <phphe@outlook.com> (https://github.com/phphe)
 * Homepage: null
 * Released under the MIT License.
 */

/*!
 * @he-tree/vue v2.9.3
 * Author: phphe <phphe@outlook.com> (https://github.com/phphe)
 * Homepage: https://hetree.phphe.com/
 * Released under the MIT License.
 */

/*!
 * @virtual-list/vue
 * Author: phphe <phphe@outlook.com> (https://github.com/phphe)
 * Homepage: https://virtual-list.phphe.com
 * Released under the MIT License.
 */

/*!
 * The buffer module from node.js, for the browser.
 *
 * @author   Feross Aboukhadijeh <https://feross.org>
 * @license  MIT
 */

/*!
 * drag-event-service v2.0.0
 * Author: phphe <phphe@outlook.com> (https://github.com/phphe)
 * Homepage: null
 * Released under the MIT License.
 */

/*!
 * helper-js v3.1.6
 * Author: phphe <phphe@outlook.com> (https://github.com/phphe)
 * Homepage: null
 * Released under the MIT License.
 */

/*!
 * is-extendable <https://github.com/jonschlinkert/is-extendable>
 *
 * Copyright (c) 2015, Jon Schlinkert.
 * Licensed under the MIT License.
 */

/*!
 * strip-bom-string <https://github.com/jonschlinkert/strip-bom-string>
 *
 * Copyright (c) 2015, 2017, Jon Schlinkert.
 * Released under the MIT License.
 */

/*! ieee754. BSD-3-Clause License. Feross Aboukhadijeh <https://feross.org/opensource> */